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<?php |
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/** |
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* @link https://dukt.net/analytics/ |
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* @copyright Copyright (c) 2022, Dukt |
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* @license https://github.com/dukt/analytics/blob/master/LICENSE.md |
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*/ |
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namespace dukt\analytics\services; |
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use Craft; |
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use craft\helpers\DateTimeHelper; |
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use yii\base\Component; |
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use dukt\analytics\Plugin as Analytics; |
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use DateInterval; |
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class Cache extends Component |
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{ |
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// Public Methods |
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// ========================================================================= |
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/** |
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* Get cache |
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* |
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* @param $id |
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* |
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* @return mixed |
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*/ |
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public function get($id) |
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{ |
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if (Analytics::$plugin->getSettings()->enableCache == true) { |
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$cacheKey = $this->getCacheKey($id); |
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return Craft::$app->getCache()->get($cacheKey); |
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} |
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return null; |
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} |
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/** |
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* Set cache |
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* |
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* @param $id |
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* @param $value |
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* @param null $expire |
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* @param null $dependency |
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* @param null $enableCache |
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* |
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* @return mixed |
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* @throws \Exception |
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*/ |
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public function set($id, $value, $expire = null, $dependency = null, $enableCache = null) |
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{ |
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if (null === $enableCache) { |
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$enableCache = Analytics::$plugin->getSettings()->enableCache; |
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} |
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if ($enableCache) { |
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$cacheKey = $this->getCacheKey($id); |
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if (!$expire) { |
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$expire = $this->getCacheDuration(); |
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} |
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return Craft::$app->getCache()->set($cacheKey, $value, $expire, $dependency); |
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} |
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return null; |
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} |
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/** |
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* Deletes a value with the specified key from cache. |
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* |
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* @param string $id The key of the value to be deleted. |
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* |
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* @return bool If no error happens during deletion. |
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*/ |
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public function delete($id) |
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{ |
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$cacheKey = $this->getCacheKey($id); |
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return Craft::$app->getCache()->delete($cacheKey); |
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} |
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// Private Methods |
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// ========================================================================= |
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/** |
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* Get cache duration (in seconds) |
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* |
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* @return int |
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* @throws \Exception |
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*/ |
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private function getCacheDuration() |
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{ |
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$duration = Analytics::$plugin->getSettings()->cacheDuration; |
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return DateTimeHelper::intervalToSeconds(new DateInterval($duration)); |
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} |
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/** |
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* Get cache key |
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* |
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* @param array $request |
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* |
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* @return string |
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*/ |
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private function getCacheKey(array $request) |
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{ |
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$dataSourceClassName = 'GoogleAnalytics'; |
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unset($request['CRAFT_CSRF_TOKEN']); |
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$request[] = $dataSourceClassName; |
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$hash = md5(serialize($request)); |
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$cacheKey = 'analytics.'.$hash; |
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return $cacheKey; |
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} |
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} |
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Let?s assume that you have a directory layout like this:
and let?s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: